Respuesta :

kritter1
Using the sum of interior angles equation; 

(n-2)180=sum 
(n-2)180=2340 
n-2=2340/180 
n-2=13.5 
n=13.5+2
n=15.5 

However, the problem is that a polygon cannot have "half" as side. Therefore, there might be a problem in the question or there is no solution to such a question. 

Hope I helped :) 

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